diff --git a/components/common/Loading.js b/components/common/Loading.js
index 16d8bb8a..81c8a77e 100644
--- a/components/common/Loading.js
+++ b/components/common/Loading.js
@@ -3,9 +3,9 @@ import PropTypes from 'prop-types';
 import classNames from 'classnames';
 import styles from './Loading.module.css';
 
-function Loading({ className }) {
+function Loading({ className, overlay = false }) {
   return (
-    <div className={classNames(styles.loading, className)}>
+    <div className={classNames(styles.loading, { [styles.overlay]: overlay }, className)}>
       <div />
       <div />
       <div />
@@ -15,6 +15,7 @@ function Loading({ className }) {
 
 Loading.propTypes = {
   className: PropTypes.string,
+  overlay: PropTypes.bool,
 };
 
 export default Loading;
diff --git a/components/common/Loading.module.css b/components/common/Loading.module.css
index 4e56dd8e..a69559e3 100644
--- a/components/common/Loading.module.css
+++ b/components/common/Loading.module.css
@@ -21,6 +21,14 @@
   margin: 0;
 }
 
+.loading.overlay {
+  height: 100%;
+  width: 100%;
+  z-index: 10;
+  background: var(--gray400);
+  opacity: 0.4;
+}
+
 .loading div {
   width: 10px;
   height: 10px;
@@ -30,6 +38,10 @@
   animation-fill-mode: both;
 }
 
+.loading.overlay div {
+  background: var(--gray900);
+}
+
 .loading div + div {
   margin-left: 10px;
 }
diff --git a/components/forms/DeleteForm.js b/components/forms/DeleteForm.js
index 7fa5d6f6..09da94d6 100644
--- a/components/forms/DeleteForm.js
+++ b/components/forms/DeleteForm.js
@@ -8,6 +8,7 @@ import FormLayout, {
   FormMessage,
   FormRow,
 } from 'components/layout/FormLayout';
+import Loading from 'components/common/Loading';
 import useApi from 'hooks/useApi';
 
 const CONFIRMATION_WORD = 'DELETE';
@@ -29,8 +30,11 @@ const validate = ({ confirmation }) => {
 export default function DeleteForm({ values, onSave, onClose }) {
   const { del } = useApi();
   const [message, setMessage] = useState();
+  const [deleting, setDeleting] = useState(false);
 
   const handleSubmit = async ({ type, id }) => {
+    setDeleting(true);
+
     const { ok, data } = await del(`/${type}/${id}`);
 
     if (ok) {
@@ -39,11 +43,14 @@ export default function DeleteForm({ values, onSave, onClose }) {
       setMessage(
         data || <FormattedMessage id="message.failure" defaultMessage="Something went wrong." />,
       );
+
+      setDeleting(false);
     }
   };
 
   return (
     <FormLayout>
+      {deleting && <Loading overlay />}
       <Formik
         initialValues={{ confirmation: '', ...values }}
         validate={validate}
diff --git a/db/mysql/migrations/03_big_int/migration.sql b/db/mysql/migrations/03_big_int/migration.sql
deleted file mode 100644
index ebc61030..00000000
--- a/db/mysql/migrations/03_big_int/migration.sql
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
-  Warnings:
-
-  - The primary key for the `account` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - You are about to alter the column `user_id` on the `account` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - The primary key for the `event` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - You are about to alter the column `event_id` on the `event` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - You are about to alter the column `website_id` on the `event` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - You are about to alter the column `session_id` on the `event` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - The primary key for the `event_data` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - You are about to alter the column `event_data_id` on the `event_data` table. The data in that column could be lost. The data in that column will be cast from `Int` to `UnsignedBigInt`.
-  - You are about to alter the column `event_id` on the `event_data` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - The primary key for the `pageview` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - You are about to alter the column `view_id` on the `pageview` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - You are about to alter the column `website_id` on the `pageview` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - You are about to alter the column `session_id` on the `pageview` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - The primary key for the `session` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - You are about to alter the column `session_id` on the `session` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - You are about to alter the column `website_id` on the `session` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - The primary key for the `website` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - You are about to alter the column `website_id` on the `website` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-  - You are about to alter the column `user_id` on the `website` table. The data in that column could be lost. The data in that column will be cast from `UnsignedInt` to `UnsignedBigInt`.
-
-*/
--- DropForeignKey
-ALTER TABLE `event` DROP FOREIGN KEY `event_ibfk_1`;
-
--- DropForeignKey
-ALTER TABLE `event` DROP FOREIGN KEY `event_ibfk_2`;
-
--- DropForeignKey
-ALTER TABLE `event_data` DROP FOREIGN KEY `event_data_event_id_fkey`;
-
--- DropForeignKey
-ALTER TABLE `pageview` DROP FOREIGN KEY `pageview_ibfk_1`;
-
--- DropForeignKey
-ALTER TABLE `pageview` DROP FOREIGN KEY `pageview_ibfk_2`;
-
--- DropForeignKey
-ALTER TABLE `session` DROP FOREIGN KEY `session_ibfk_1`;
-
--- DropForeignKey
-ALTER TABLE `website` DROP FOREIGN KEY `website_ibfk_1`;
-
--- AlterTable
-ALTER TABLE `account` DROP PRIMARY KEY,
-    MODIFY `user_id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-    ADD PRIMARY KEY (`user_id`);
-
--- AlterTable
-ALTER TABLE `event` DROP PRIMARY KEY,
-    MODIFY `event_id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-    MODIFY `website_id` BIGINT UNSIGNED NOT NULL,
-    MODIFY `session_id` BIGINT UNSIGNED NOT NULL,
-    ADD PRIMARY KEY (`event_id`);
-
--- AlterTable
-ALTER TABLE `event_data` DROP PRIMARY KEY,
-    MODIFY `event_data_id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-    MODIFY `event_id` BIGINT UNSIGNED NOT NULL,
-    ADD PRIMARY KEY (`event_data_id`);
-
--- AlterTable
-ALTER TABLE `pageview` DROP PRIMARY KEY,
-    MODIFY `view_id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-    MODIFY `website_id` BIGINT UNSIGNED NOT NULL,
-    MODIFY `session_id` BIGINT UNSIGNED NOT NULL,
-    ADD PRIMARY KEY (`view_id`);
-
--- AlterTable
-ALTER TABLE `session` DROP PRIMARY KEY,
-    MODIFY `session_id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-    MODIFY `website_id` BIGINT UNSIGNED NOT NULL,
-    ADD PRIMARY KEY (`session_id`);
-
--- AlterTable
-ALTER TABLE `website` DROP PRIMARY KEY,
-    MODIFY `website_id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-    MODIFY `user_id` BIGINT UNSIGNED NOT NULL,
-    ADD PRIMARY KEY (`website_id`);
-
--- AddForeignKey
-ALTER TABLE `event` ADD CONSTRAINT `event_ibfk_2` FOREIGN KEY (`session_id`) REFERENCES `session`(`session_id`) ON DELETE CASCADE ON UPDATE NO ACTION;
-
--- AddForeignKey
-ALTER TABLE `event` ADD CONSTRAINT `event_ibfk_1` FOREIGN KEY (`website_id`) REFERENCES `website`(`website_id`) ON DELETE CASCADE ON UPDATE NO ACTION;
-
--- AddForeignKey
-ALTER TABLE `event_data` ADD CONSTRAINT `event_data_event_id_fkey` FOREIGN KEY (`event_id`) REFERENCES `event`(`event_id`) ON DELETE RESTRICT ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE `pageview` ADD CONSTRAINT `pageview_ibfk_2` FOREIGN KEY (`session_id`) REFERENCES `session`(`session_id`) ON DELETE CASCADE ON UPDATE NO ACTION;
-
--- AddForeignKey
-ALTER TABLE `pageview` ADD CONSTRAINT `pageview_ibfk_1` FOREIGN KEY (`website_id`) REFERENCES `website`(`website_id`) ON DELETE CASCADE ON UPDATE NO ACTION;
-
--- AddForeignKey
-ALTER TABLE `session` ADD CONSTRAINT `session_ibfk_1` FOREIGN KEY (`website_id`) REFERENCES `website`(`website_id`) ON DELETE CASCADE ON UPDATE NO ACTION;
-
--- AddForeignKey
-ALTER TABLE `website` ADD CONSTRAINT `website_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `account`(`user_id`) ON DELETE CASCADE ON UPDATE NO ACTION;
diff --git a/db/mysql/migrations/04_remove_cascade_delete/migration.sql b/db/mysql/migrations/03_remove_cascade_delete/migration.sql
similarity index 100%
rename from db/mysql/migrations/04_remove_cascade_delete/migration.sql
rename to db/mysql/migrations/03_remove_cascade_delete/migration.sql
diff --git a/db/postgresql/migrations/03_big_int/migration.sql b/db/postgresql/migrations/03_big_int/migration.sql
deleted file mode 100644
index 9002f0b1..00000000
--- a/db/postgresql/migrations/03_big_int/migration.sql
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
-  Warnings:
-
-  - The primary key for the `account` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - The primary key for the `event` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - The primary key for the `event_data` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - The primary key for the `pageview` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - The primary key for the `session` table will be changed. If it partially fails, the table could be left without primary key constraint.
-  - The primary key for the `website` table will be changed. If it partially fails, the table could be left without primary key constraint.
-
-*/
--- DropForeignKey
-ALTER TABLE "event" DROP CONSTRAINT "event_session_id_fkey";
-
--- DropForeignKey
-ALTER TABLE "event" DROP CONSTRAINT "event_website_id_fkey";
-
--- DropForeignKey
-ALTER TABLE "event_data" DROP CONSTRAINT "event_data_event_id_fkey";
-
--- DropForeignKey
-ALTER TABLE "pageview" DROP CONSTRAINT "pageview_session_id_fkey";
-
--- DropForeignKey
-ALTER TABLE "pageview" DROP CONSTRAINT "pageview_website_id_fkey";
-
--- DropForeignKey
-ALTER TABLE "session" DROP CONSTRAINT "session_website_id_fkey";
-
--- DropForeignKey
-ALTER TABLE "website" DROP CONSTRAINT "website_user_id_fkey";
-
--- AlterTable
-ALTER TABLE "account" DROP CONSTRAINT "account_pkey",
-ALTER COLUMN "user_id" SET DATA TYPE BIGINT,
-ADD CONSTRAINT "account_pkey" PRIMARY KEY ("user_id");
-
--- AlterTable
-ALTER TABLE "event" DROP CONSTRAINT "event_pkey",
-ALTER COLUMN "event_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "website_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "session_id" SET DATA TYPE BIGINT,
-ADD CONSTRAINT "event_pkey" PRIMARY KEY ("event_id");
-
--- AlterTable
-ALTER TABLE "event_data" DROP CONSTRAINT "event_data_pkey",
-ALTER COLUMN "event_data_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "event_id" SET DATA TYPE BIGINT,
-ADD CONSTRAINT "event_data_pkey" PRIMARY KEY ("event_data_id");
-
--- AlterTable
-ALTER TABLE "pageview" DROP CONSTRAINT "pageview_pkey",
-ALTER COLUMN "view_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "website_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "session_id" SET DATA TYPE BIGINT,
-ADD CONSTRAINT "pageview_pkey" PRIMARY KEY ("view_id");
-
--- AlterTable
-ALTER TABLE "session" DROP CONSTRAINT "session_pkey",
-ALTER COLUMN "session_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "website_id" SET DATA TYPE BIGINT,
-ADD CONSTRAINT "session_pkey" PRIMARY KEY ("session_id");
-
--- AlterTable
-ALTER TABLE "website" DROP CONSTRAINT "website_pkey",
-ALTER COLUMN "website_id" SET DATA TYPE BIGINT,
-ALTER COLUMN "user_id" SET DATA TYPE BIGINT,
-ADD CONSTRAINT "website_pkey" PRIMARY KEY ("website_id");
-
--- Dev: Alter Sequence
-ALTER SEQUENCE account_user_id_seq AS BIGINT;
-ALTER SEQUENCE event_data_event_data_id_seq AS BIGINT;
-ALTER SEQUENCE event_event_id_seq AS BIGINT;
-ALTER SEQUENCE pageview_view_id_seq AS BIGINT;
-ALTER SEQUENCE session_session_id_seq AS BIGINT;
-ALTER SEQUENCE website_website_id_seq AS BIGINT;
-
--- AddForeignKey
-ALTER TABLE "event" ADD CONSTRAINT "event_session_id_fkey" FOREIGN KEY ("session_id") REFERENCES "session"("session_id") ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE "event" ADD CONSTRAINT "event_website_id_fkey" FOREIGN KEY ("website_id") REFERENCES "website"("website_id") ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE "event_data" ADD CONSTRAINT "event_data_event_id_fkey" FOREIGN KEY ("event_id") REFERENCES "event"("event_id") ON DELETE RESTRICT ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE "pageview" ADD CONSTRAINT "pageview_session_id_fkey" FOREIGN KEY ("session_id") REFERENCES "session"("session_id") ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE "pageview" ADD CONSTRAINT "pageview_website_id_fkey" FOREIGN KEY ("website_id") REFERENCES "website"("website_id") ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE "session" ADD CONSTRAINT "session_website_id_fkey" FOREIGN KEY ("website_id") REFERENCES "website"("website_id") ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE "website" ADD CONSTRAINT "website_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "account"("user_id") ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/db/postgresql/migrations/04_remove_casade_delete/migration.sql b/db/postgresql/migrations/03_remove_casade_delete/migration.sql
similarity index 100%
rename from db/postgresql/migrations/04_remove_casade_delete/migration.sql
rename to db/postgresql/migrations/03_remove_casade_delete/migration.sql
diff --git a/db/postgresql/schema.prisma b/db/postgresql/schema.prisma
index 1608d32c..a76a3da4 100644
--- a/db/postgresql/schema.prisma
+++ b/db/postgresql/schema.prisma
@@ -8,7 +8,7 @@ datasource db {
 }
 
 model account {
-  user_id    BigInt    @id @default(autoincrement())
+  user_id    Int       @id @default(autoincrement())
   username   String    @unique @db.VarChar(255)
   password   String    @db.VarChar(60)
   is_admin   Boolean   @default(false)
@@ -18,9 +18,9 @@ model account {
 }
 
 model event {
-  event_id   BigInt      @id @default(autoincrement())
-  website_id BigInt
-  session_id BigInt
+  event_id   Int         @id @default(autoincrement())
+  website_id Int
+  session_id Int
   created_at DateTime?   @default(now()) @db.Timestamptz(6)
   url        String      @db.VarChar(500)
   event_name String      @db.VarChar(50)
@@ -34,16 +34,16 @@ model event {
 }
 
 model event_data {
-  event_data_id BigInt @id @default(autoincrement())
-  event_id      BigInt @unique
+  event_data_id Int   @id @default(autoincrement())
+  event_id      Int   @unique
   event_data    Json
-  event         event  @relation(fields: [event_id], references: [event_id])
+  event         event @relation(fields: [event_id], references: [event_id])
 }
 
 model pageview {
-  view_id    BigInt    @id @default(autoincrement())
-  website_id BigInt
-  session_id BigInt
+  view_id    Int       @id @default(autoincrement())
+  website_id Int
+  session_id Int
   created_at DateTime? @default(now()) @db.Timestamptz(6)
   url        String    @db.VarChar(500)
   referrer   String?   @db.VarChar(500)
@@ -58,9 +58,9 @@ model pageview {
 }
 
 model session {
-  session_id   BigInt     @id @default(autoincrement())
+  session_id   Int        @id @default(autoincrement())
   session_uuid String     @unique @db.Uuid
-  website_id   BigInt
+  website_id   Int
   created_at   DateTime?  @default(now()) @db.Timestamptz(6)
   hostname     String?    @db.VarChar(100)
   browser      String?    @db.VarChar(20)
@@ -70,25 +70,25 @@ model session {
   language     String?    @db.VarChar(35)
   country      String?    @db.Char(2)
   website      website    @relation(fields: [website_id], references: [website_id])
-  pageview     pageview[]
   event        event[]
+  pageview     pageview[]
 
   @@index([created_at])
   @@index([website_id])
 }
 
 model website {
-  website_id   BigInt     @id @default(autoincrement())
+  website_id   Int        @id @default(autoincrement())
   website_uuid String     @unique @db.Uuid
-  user_id      BigInt
+  user_id      Int
   name         String     @db.VarChar(100)
   domain       String?    @db.VarChar(500)
   share_id     String?    @unique @db.VarChar(64)
   created_at   DateTime?  @default(now()) @db.Timestamptz(6)
   account      account    @relation(fields: [user_id], references: [user_id])
+  event        event[]
   pageview     pageview[]
   session      session[]
-  event        event[]
 
   @@index([user_id])
 }
diff --git a/lib/redis.js b/lib/redis.js
index eedac517..b059ddf6 100644
--- a/lib/redis.js
+++ b/lib/redis.js
@@ -46,7 +46,7 @@ async function addRedis(ids) {
 const redis = process.env.REDIS_URL && (global[REDIS] || getClient());
 
 (async () => {
-  if (!(await redis.get(INITIALIZED))) {
+  if (redis && !(await redis.get(INITIALIZED))) {
     await stageData();
   }
 })();